lolabrego
lolabrego lolabrego
  • 25-06-2019
  • Mathematics
contestada

-3 | -8n – 8 | = -120

Can you guys solve for absolute value??

Respuesta :

Аноним Аноним
  • 25-06-2019

Answer:

n = -6 or n = 4.

Step-by-step explanation:

-3 | -8n – 8 | = -120

Divide both sides by -3:

| -8n – 8 |  = 40

This gives us 2 equations because the expression in the absolute signs can be positive or negative:

-8n - 8 = 40

so -8n = 48

n = -6.

and

-8n - 8 = -40

-8n = -32

n = 4.

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